Senior DevOps/FinOps Engineer (Cybersecurity Platform)

Kraków, PolandOn-SiteFull-time5+ yrs experiencePosted 2w ago

All Sigma Software jobs

Job description

Develop a deep understanding of complex, high-traffic infrastructure systems and services
Analyze distributed systems and legacy components to identify inefficiencies and optimization opportunities
Build and maintain infrastructure cost visibility, including reporting pipelines and dashboards
Identify and implement short-term and long-term infrastructure optimization initiatives
Collaborate with Engineering and Product teams to present and drive technical improvements
Own optimization initiatives end-to-end, from proposal to implementation and impact validation
Improve infrastructure scalability, reliability, and operational efficiency
Contribute to Infrastructure-as-Code and automation practices

At least 5 years of hands-on DevOps experience in high-traffic production environments
Strong practical experience with FinOps, infrastructure cost optimization, and reporting
Deep understanding of cloud infrastructure cost drivers and optimization strategies
Experience presenting technical proposals and optimization initiatives to engineering leadership
Solid hands-on experience with Google Cloud Platform
Production experience with Kubernetes
Practical experience with Infrastructure-as-Code tools, preferably Terraform
Knowledge of observability and monitoring solutions
Hands-on experience with Helm
At least an Upper-Intermediate level of English

WILL BE A PLUS

Experience working with multi-cloud environments
Background in cybersecurity, fraud prevention, trust & safety, or application protection
Practical experience with Looker
Experience with large-scale distributed systems

PERSONAL PROFILE

Proactive and self-driven mindset
Strong ownership and accountability
Ability to work independently in high-autonomy environments
Excellent communication and stakeholder management skills
Strategic and systems-thinking approach
Ability to balance short-term improvements with long-term technical strategy

Job details are sourced from the employer's original posting.

Open job posting

About the company

Sigma Software

We are looking for a Senior Go Developer to join our dynamic team and work on cutting-edge AdTech solutions. This role offers the opportunity to experiment with AI, LLMs, and emerging technologies while solving complex challenges in large-scale data processing.  CUSTOMER Our customer is a global leader in contextual advertising with more than 500 employees worldwide. They specialize in delivering highly relevant ads by leveraging AI, real-time technology, and large-scale data processing. Operating in the AdTech industry, they are recognized for innovation in Connected TV (CTV) advertising. The team you will join works with the agility of a startup while benefiting from the resources of a global organization. PROJECT You will contribute to the development of a smart advertising platform that processes terabytes of data to understand audiences and deliver precise, contextual ads. The platform combines AI, LLMs, and emerging technologies to push the boundaries of CTV advertising. In this role, you will own innovation end-to-end — from research and prototyping to delivering production-ready solutions.

View all Sigma Software jobs

Industry: AdTech
Open roles: 49